News at Princeton

Friday, Sept. 19, 2014
 

Multimedia: Featured

'Science & Stone'



Cherished monuments, from the Parthenon to Versailles, are under threat from harsh environmental elements such as pollution and acid rain. Professor George Scherer's Materials Research Group at Princeton is developing a technique that will protect limestone and marble monuments and statuary by coating them with the mineral hydroxyapatite, the same mineral that protects your teeth.

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